Simplify the following expressions: 1. 12a + 14b + 7a^2 -13b + 3 =

2. (p^4 y^7)^3 =

3. r^8 (ra)^-3 (write without negative exponent) =

4. x^8• (2x)^3 =

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

A. what is the area of the base? use complete sentences to explain your reasoning. b. what is the volume of the prism? use complete sentences to explain your reasoning.

Aplane intersects a pris paralel to the base of the prism. the cross section is a polygon wth eight sides. how many sides does the base of the prism have? a. 10 b. 8 c. 7 d. 9